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How do you distinguish between past, present, and future
#Spacetime
#Nebula
#Explore
#Orbit
#Galaxy
#Universe
#Exoplanet
#Cosmology
#Supernova
#Education
#Learn
#Black Hole
#Astronautics
How do you distinguish between past, present, and future
#Spacetime
#Nebula
#Explore
#Orbit
#Galaxy
#Universe
#Exoplanet
#Cosmology
#Supernova
#Education
#Learn
#Black Hole
#Astronautics
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